Who owns Riot Platforms Inc (RIOT)?
173 US mutual funds and ETFs from 103 fund families reported a position in RIOT for the quarter ending 2026-06-30. Against their own report a quarter earlier, 62 raised shares, 39 opened a new position, 50 cut and 6 sold out.
Largest fund families
| Fund family | Funds | Share of fund-held shares |
|---|---|---|
| Vanguard Index Funds | 4 | 43.6% |
| Ishares Trust | 8 | 24.3% |
| Fidelity Contrafund | 2 | 3.2% |
| T. Rowe Price Small-Cap Value Fund, Inc. | 1 | 3.1% |
| T. Rowe Price Small-Cap Stock Fund, Inc. | 1 | 1.7% |
| Eq Advisors Trust | 10 | 1.6% |
Tracked managers holding RIOT
| Investor | Book weight |
|---|---|
| Starboard | 6.2% |
Source: SEC Form N-PORT, which funds file about 60 days after quarter end, and the latest 13F filings. Share counts, not trades: a change can reflect fund inflows or outflows rather than a decision about RIOT. A record of holdings, not a forecast and not investment advice. See all owner pages or the forecast board for the names our model ranks.
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